Social Networking Web App Development

I'm looking for an experienced software developer to create a web application focused on social networking.

Key Requirements:
- Design and develop a user-friendly, scalable, and secure social networking platform.
- Implement features such as user profiles, friend connections, messaging, and content sharing.
- Ensure the application is mobile-responsive and optimized for various devices.

Ideal Skills and Experience:
- Proven experience in web application development, particularly in social networking platforms.
- Strong knowledge of front-end and back-end technologies.
- Familiarity with database management and cloud services.
- Excellent UI/UX design skills.
- Strong problem-solving abilities and attention to detail.

Please provide examples of previous work in your bids.